# number of tickets per month
X = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
     'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
Y = [160, 180, 250, 140, 175, 150, 125, 156, 126, 104, 124, 140] # processed
Z = [160, 180, 255, 140, 175, 160, 135, 202, 160, 139, 149, 177] # received

# define colors
GRAY1, GRAY2, GRAY3 = '#231F20', '#414040', '#555655'
GRAY4, GRAY5, GRAY6 = '#646369', '#76787B', '#828282'
GRAY7, GRAY8, GRAY9 = '#929497', '#A6A6A5', '#BFBEBE'
BLUE1, BLUE2, BLUE3, BLUE4 = '#174A7E', '#4A81BF', '#94B2D7', '#94AFC5'
RED1, RED2 = '#C3514E', '#E6BAB7'
GREEN1, GREEN2 = '#0C8040', '#9ABB59'
ORANGE1 = '#F79747'

import plotly.graph_objects as go
import plotly.express as px

# line plot
fig = go.Figure(data=go.Scatter(x=X,
                                y=Y,
                                mode='lines',
                                line=dict(color='#174A7E', width=5),
                                name='Processed'))
fig.add_trace(
    go.Scatter(x=X,
               y=Z,
               mode='lines',
               line=dict(color=GRAY4, width=5),
               name='Received'))

# scatter plot
fig.add_trace(
    go.Scatter(x=X[-5:],
               y=Z[-5:],
               mode='markers+text',
               marker=dict(color=GRAY6, size=15),
               text=[202, 160, 139, 149, 177],
               textposition='top center'))
fig.add_trace(
    go.Scatter(x=X[-5:],
               y=Y[-5:],
               mode='markers+text',
               marker=dict(color=BLUE1, size=15),
               text=Y[-5:],
               textposition='bottom center'))

# vertical line
fig.add_vline(x=4, line_width=2.5, line_color=GRAY1)

# xaxes
fig.update_xaxes(ticks="",
                 title_text='2014',
                 title_font=dict(size=18),
                 title_standoff=6,
                 tickfont=dict(size=18, family='Arial'),
                 range=(0, 12),
                 automargin=True)

# yaxes
fig.update_yaxes(range=(0, 300),
                 title_text='Number of tickets',
                 title_standoff=15,
                 title_font=dict(size=18, family='Arial'),
                 tickfont=dict(size=18, family='Arial'),
                 automargin=True)

# annotation
annotation = []
annotation.append(
    dict(
        xref='paper',
        yref='paper',
        x=-0.1,
        y=-0.27,
        xanchor='left',
        yanchor='bottom',
        text='Data source: XYZ Dashboard, as of 12/31/2014 | A detailed analysis'
        ' on tickets processed per person'
        'and time <br> to resolve issues was undertaken to inform this request'
        'and can be provided if needed.',
        font=dict(family='Arial', size=11.5, color=GRAY3),
        showarrow=False,
        align='left'))

annotation.append(
    dict(x=8.5,
         y=280,
         text='<b>2 employees quit in May</b>. We nearly kept up with'
         ' incoming <br>'
         'volume in the following two months, but fell behind with the <br>'
         'increase in Aug and haven'
         't been able to catch up since.',
         font=dict(family='Arial', size=16, color=GRAY5),
         align='left',
         showarrow=False))

annotation.append(
    dict(x=-0.1,
         y=1.45,
         xref='paper',
         yref='paper',
         text='<b>Please approve the hire of 2 FTEs</b>',
         font=dict(size=30, color=GRAY3),
         showarrow=False))

annotation.append(
    dict(x=-0.1,
         y=1.32,
         xref='paper',
         yref='paper',
         text='to backfill those who quit in the past year',
         font=dict(size=20, color=GRAY7),
         showarrow=False))

annotation.append(
    dict(x=-0.1,
         y=1.17,
         xref='paper',
         yref='paper',
         text='Ticket volumn over time',
         font=dict(family='Arial', size=22, color=GRAY2),
         showarrow=False))

# label lines directly
annotation.append(
    dict(xref='paper',
         yref='paper',
         x=1.1,
         y=0.6,
         text='Received',
         font=dict(family='Arial', size=21, color=GRAY6),
         showarrow=False))

annotation.append(
    dict(xref='paper',
         yref='paper',
         x=1.12,
         y=0.48,
         text='Processed',
         font=dict(family='Arial', size=21, color=BLUE1),
         showarrow=False))

fig.update_layout(template='simple_white',
                  font=dict(family='Arial', size=22, color=GRAY4),
                  showlegend=False,
                  margin=dict(t=150, r=100),
                  height= 530,
                  width=800,
                  annotations=annotation)

fig.show()
fig.write_html("line+scatter.html")